I am sure some of you have received this but with the National vs. Regional thread this casts some new light on the subject:


From an email received at 6:23 pm CST


SCCA Board Approves NASA Licenses For Club Racing
TOPEKA, Kan. (May 9, 2008) – Sports Car Club of America’s Board of Directors approved today at its face-to-face meeting in Topeka the approval of National Auto Sport Association licenses for Regional Club Racing competition, effective immediately.
The NASA Competition License joins those of 13 other organizations approved for Regional competition. Any of these license holders may participate in a Regional event, providing they are a full, First Gear, family or weekend member.
The full list of organizations with licenses approved for competition are:
BMW CCA
CACC
FIA
HSR
ICSCC
IMSA
MCSCC
NASA
PCA
Ontario Region CASC
SCCA Pro Racing
SVRA
VMC
Waterford Hills
West Canada Motorsports Association
Detailed information on the licenses approved for each organization is available in the SCCA General Competition Rules, section 3.1.5.